In the nascent Republic of China, Zhang Wei seeks his grandfathers killer, journeying to the East China Sea with friends Daewoo and Xiao Lan for the mythical "Yi Jing Xuan Yao." Tragedy strikes, claiming Xiao Lans life, turning friends into foes as Zhang and Daewoo part ways, engulfed in a maelstrom of betrayal, vengeance, and a quest for truth.